Get to know the functions of your heart, blood vessels, and blood itself and how they work together to maintain your health.

Scientists have developed a powerful new dual-imaging tool that maps the retina’s structure and oxygen use in unprecedented ...

The retina’s high demand for oxygen makes it vulnerable to diseases linked to impaired blood supply, yet existing imaging ...

Capillary flow dynamics in microgravity is an area of research that investigates the movement of fluids driven primarily by surface tension forces rather than by gravity. In the absence or reduction ...